808859412 has 192 divisors, whose sum is σ = 2306304000. Its totient is φ = 244290816.

The previous prime is 808859351. The next prime is 808859413. The reversal of 808859412 is 214958808.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (808859413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7852953 + ... + 7853055.

It is an arithmetic number, because the mean of its divisors is an integer number (12012000).

Almost surely, 2^808859412 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 808859412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1153152000).

808859412 is an abundant number, since it is smaller than the sum of its proper divisors (1497444588).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

808859412 is a wasteful number, since it uses less digits than its factorization.

808859412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267 (or 259 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 45.

The square root of 808859412 is about 28440.4537938479. The cubic root of 808859412 is about 931.7320064873.

The spelling of 808859412 in words is "eight hundred eight million, eight hundred fifty-nine thousand, four hundred twelve".